"Ammonitellas, embryonic shells of ammonites, occur in the Upper Cretaceous (Turonian) of Colorado associated with adults of Scaphites ferroensis. They average 650 [mu]m in diameter and are similar to the embryonic whorls ...

"Through the use of scanning electron and light microscopy pretarsal structure is reviewed briefly for the Cimicomorpha and in detail for the Miridae. The following new or previously used terms describe tarsal and pretarsal ...

"New information is provided on the oldest fossil ants (Formicidae), including the description of a new species of †Sphecomyrma (†Sphecomyrminae), a new genus of sphecomyrmines, a new genus of apparent myrmeciines, and a ...